What does it mean when your air conditioner says E1?

If your air conditioner displays E1 in the display panel and won’t turn on, it means that the Room Thermistor (a device connected to the thermostat that detects room temperature) is shorted or defective, and you need to have your air conditioner serviced.

How do I fix E1 error on my thermostat?

An E1 error indicates that the closed position of the valve has not been detected. To resolve this, please unmount the Smart Radiator Thermostat and make sure that the mounting bracket is properly tightened to the valve body.

How do I fix e0 error on my air conditioner?

How to Troubleshoot EO Code

  1. Step 1 – Check the Manual. Before attempting to clear an EO error code, it’s always a good idea to check the manual for your air conditioner model.
  2. Step 2 – Press the Reset Button.
  3. Step 3 – Turn the Isolator Switch Off.
  4. Step 4 – Turn the Switch On.
  5. Step 5 – EO Error Code Occurs Repeatedly.

How do I get rid of E1 error on my air conditioner?

Clean the Air Filter: If the E1 error code appeared as a reminder to clean the air filter, turn off the unit, and then open the front panel and remove the filter. Clean it with soap and water and let it dry before replacing it. If you can’t remove all the dirt and grease it has collected, it’s time to replace it.

What is E1 on a Dometic thermostat?

There is an E1 code with the zone 2 flashing. Research has indicated that this means the zone 2 AC unit is not communicating with the Dometic controller and thus neither will operate.

How do I reset my Dometic RV thermostat?

Press the “+” button and, while holding it, also press and hold the On/Off Mode button for three seconds. LCD will show ― ― . Press the On/Off Mode button again to turn system off. This completes the initialization.

What does E0 mean on AC?

2016 and older models:

Fault Code Description/Reason
E0 Indicates incoming power issues, such as a low voltage condition or excessive power consumption.
E1 Indicates a stuck button on the front panel key pad.
E4 Unit has a tank built-in that must be emptied periodically. E4 indicates the tank float is stuck.

How do you clear a Daikin error code?

Daikin sensors . To clear the error code from the display – press test to show the error code, now press and hold the on/off button for about 10 seconds. To read the sensors – press and hold the test button, display change to 10, press and hold the test button again and the display should change to 40.

What is E1 code on Dometic AC?